Ultra Encoding added. Tested against UltraVNC V1.01

2 files changed, 23 insertions, 2 deletions

diff --git a/rfb/rfb.h b/rfb/rfb.h
index ffba2cd..06ffa8f 100644
--- a/rfb/rfb.h
+++ b/rfb/rfb.h
@@ -484,6 +484,12 @@ typedef struct _rfbClientRec {
     int tightQualityLevel;
 #endif
 #endif
+
+    /* Ultra Encoding support */
+    rfbBool compStreamInitedLZO;
+    char *lzoWrkMem;
+
+
     int     lastKeyboardLedState;     /* keep track of last value so we can send *change* events */
     rfbBool enableKeyboardLedState;   /* client supports KeyboardState encoding */
     rfbBool enableLastRectEncoding;   /* client supports LastRect encoding */
@@ -658,6 +664,17 @@ extern rfbBool rfbSendRectEncodingCoRRE(rfbClientPtr cl, int x,int y,int w,int h
 extern rfbBool rfbSendRectEncodingHextile(rfbClientPtr cl, int x, int y, int w,
                                        int h);
 
+/* ultra.c */
+
+/* Set maximum ultra rectangle size in pixels.  Always allow at least
+ * two scan lines.
+ */
+#define ULTRA_MAX_RECT_SIZE (128*256)
+#define ULTRA_MAX_SIZE(min) ((( min * 2 ) > ULTRA_MAX_RECT_SIZE ) ? \
+                            ( min * 2 ) : ULTRA_MAX_RECT_SIZE )
+
+extern rfbBool rfbSendRectEncodingUltra(rfbClientPtr cl, int x,int y,int w,int h);
+
 
 #ifdef LIBVNCSERVER_HAVE_LIBZ
 /* zlib.c */
diff --git a/rfb/rfbclient.h b/rfb/rfbclient.h
index b049613..5a219a3 100644
--- a/rfb/rfbclient.h
+++ b/rfb/rfbclient.h
@@ -148,13 +148,17 @@ typedef struct _rfbClient {
 	   based on the bitsPerPixel, height and width of the rectangle.  We
 	   allocate this buffer one time to be the full size of the buffer. */
 
-#ifdef LIBVNCSERVER_HAVE_LIBZ
+	/* Ultra Encoding uses this buffer too */
+	
+	int ultra_buffer_size;
+	char *ultra_buffer;
+
 	int raw_buffer_size;
 	char *raw_buffer;
 
+#ifdef LIBVNCSERVER_HAVE_LIBZ
 	z_stream decompStream;
 	rfbBool decompStreamInited;
-
 #endif